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2.2.1Endocrine Vocab
| Question | Answer |
|---|---|
| Pineal Gland | Small brain gland that releases melatonin to control sleep cycles. |
| Hypothalamus | Brain region that links the nervous system to the endocrine system and controls homeostasis. |
| Pituitary Gland | “Master gland” that controls other endocrine glands and releases growth hormones. |
| Thyroid Gland | Gland in the neck that regulates metabolism and energy use. |
| Thymus | Gland that helps develop the immune system, especially during childhood. |
| Adrenal Gland | Glands on top of kidneys that release stress hormones like adrenaline and cortisol. |
| Pancreas | Gland that controls blood sugar by releasing insulin and glucagon. |
| Ovary | Female reproductive gland that produces eggs, estrogen, and progesterone. |
| Testis | Male reproductive gland that produces sperm and testosterone. |
| Hormone | Chemical messenger that travels through the blood to affect target cells. |
| Endocrine System | System of glands that release hormones to regulate body functions. |
| Gland | Organ that produces and releases substances like hormones. |
| Receptor Cell | Cell with a specific protein that binds to a hormone. |
| Target Cell | Cell that responds to a specific hormone. |
| Estrogen | Female sex hormone involved in reproductive development. |
| Progesterone | Hormone that helps regulate the menstrual cycle and pregnancy. |
| Testosterone | Male sex hormone responsible for male traits and sperm production. |
| Insulin | Hormone that lowers blood sugar by helping cells absorb glucose. |
| Cortisol | Stress hormone that helps control metabolism and immune response. |
| Adrenaline | Hormone that prepares the body for “fight or flight.” |
| Vasopressin (ADH) | Hormone that controls water balance and blood pressure. |
| Growth Hormone | Hormone that stimulates growth and cell reproduction. |
| Positive Feedback Loop | Process where a response increases the original stimulus. |
| Negative Feedback Loop | Process where a response reduces the original stimulus. |
| Type 1 Diabetes | Condition where the body does not produce insulin. |
| Type 2 Diabetes | Condition where the body does not use insulin properly. |